TABLE 15-4 The Output from the Best-Subset Regressions Is Given Below

question 65

Multiple Choice

TABLE 15-4

The output from the best-subset regressions is given below:

Following is the residual plot for % Attendance:

Following is the output of several multiple regression models:
Model (I) :

Model (II) :

Model (III) :

-Referring to Table 15-4, the "best" model using a 5% level of significance among those chosen by the Cp statistic is

• A) X₁,X₃.
• B) X₁,X₂,X₃.
• C) Either of the above
• D) None of the above

---

Definitions:

BOGO Deal

A sales promotion where a customer buys one item and gets another one for free or at a reduced rate; stands for "Buy One, Get One."

Camera Quality

The measure of a camera's ability to reproduce accurate images, influenced by its sensor size, resolution, lens clarity, and low-light performance.

Retail Price

The price at which a product is sold to the end consumer, typically set by retailers to cover costs and include a profit margin.

Independent Rating Agency

An organization unaffiliated with companies or government entities that provides objective assessments of financial instruments or credit risk.